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EP 2 331 761 A1

(12)

(43) Date of publication: 15.06.2011 Bulletin 2011/24 (21) Application number: 08800631.7 (22) Date of filing: 22.09.2008

(51) International Patent Classification (IPC):  E04B 1/76(2006.01) E04C 2/288(2006.01) E04F 13/02(2006.01) C04B 28/04(2006.01) C04B 24/38(2006.01) C04B 14/06(2006.01) E04B 1/74(2006.01) E04C 2/296(2006.01) C04B 28/00(2006.01) C04B 22/14(2006.01) C04B 26/02(2006.01) (86) International application number: PCT/CN2008/001638 (87) International publication number: WO 2010/031206 (25.03.2010 Gazette 2010/12)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (71) Applicant: Dow Global Technologies LLC Midland, MI 48674 (US)	(72) Inventors: WANG, XiaoMing, Simon Shanghai 201102 (CN) PARVATAREDDY, Hari Pune 411006 (IN) XU, WuLong, Hunter Beijing 100023 (CN) LI, Jing, Jeffrey Shanghai 201101 (CN) (74) Representative: Hull, John Philip  Beck Greener Fulwood House 12 Fulwood Place London WC1V 6HR London WC1V 6HR (GB)